These are perfect for tapping into 16ga/landscape cable or most other types of traditional cabling up to 14ga. They allow you to connect to a cable run without cutting or splicing existing cables. No soldering, tape or shrink tubing, just a quick, clean connection. The specs say they accept 14 ga. stranded, but 16 gauge. The landscape wire was the largest double zip cord I could fit in them. Your results may vary depending on the thickness of the insulation. The bottom line is that the maximumβ¦